Soleno Therapeutics Inc

SLNODelisted May 18, 2026

Industry: Pharmaceutical Preparations
SEC CIK: 0001484565

SEC filings (opens in a new tab)

Soleno Therapeutics Inc was delisted on May 18, 2026; its insiders filed their last Form 4 on May 18, 2026; 227 institutions reported holding it in 13F filings for Q1 2026, worth $2.09B in total; no superinvestor held it.

Q4 2025 vs. Q3 2025

How the institutions holding Soleno Therapeutics Inc changed between Q3 2025 and Q4 2025.

All holders in Q4 2025 All holders in Q3 2025

13F holders of SLNO: Q3 2025 compared with Q4 2025
Measure	Q3 2025	Of which not filed for Q4 2025	Q4 2025	Change
Holders	240	6	248	+14
Shares	65.2M	62.3K	64.9M	−235.8K (−0.4%)
Value	$4.41B	$4.21M	$3.01B	−$1.40B (−31.7%)

6 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (63)

Institutions that held Soleno Therapeutics Inc at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to SLNO in Q4 2025
Institution	Shares	Value	% of portfolio
Deep Track Capital, LP	1,000,000	$46.3M	1.06%
Assenagon Asset Management S.A.	384,166	$17.8M	0.03%
Integral Health Asset Management, LLC	325,000	$15.0M	0.76%
Logos Global Management LP	300,000	$13.9M	0.93%
Standard Life Aberdeen plc	287,456	$13.3M	0.02%
Penn Capital Management Co Inc	275,782	$12.8M	1.02%
Clark Capital Management Group, Inc.	180,250	$8.35M	0.05%
Engineers Gate Manager LP	168,005	$7.78M	0.09%
Buckley Capital Advisors, LLC	149,150	$6.91M	6.01%
Jane Street Group, LLC	141,740	$6.56M	0.01%
Eagle Health Investments LP	135,100	$6.26M	1.37%
Seven Fleet Capital Management LP	130,079	$6.02M	4.08%
Centiva Capital, LP	118,804	$5.50M	0.33%
Silverarc Capital Management, LLC	117,485	$5.44M	0.79%
National Philanthropic Trust	69,545	$3.22M	0.03%
KVP Capital Advisors, LP	59,700	$2.76M	2.86%
Jump Financial, LLC	54,487	$2.52M	0.03%
DV Trading LLC	54,000	$2.50M	0.22%
Winton Group Ltd	44,200	$2.05M	0.07%
Banque Pictet & Cie SA	43,796	$2.03M	0.02%
XTX Topco Ltd	36,294	$1.68M	0.04%
Militia Capital Partners, LP	35,000	$1.62M	0.61%
Nomura Asset Management International Inc.	33,155	$1.53M	0.00%
Aquatic Capital Management LLC	28,572	$1.32M	0.04%
Y-Intercept (Hong Kong) Ltd	26,685	$1.24M	0.03%
Virtu Financial LLC	22,878	$1.06M	0.04%
MidWestOne Financial Group, Inc.	21,817	$1.01M	0.11%
AWM Investment Company, Inc.	20,000	$926.0K	0.09%
Quantitative Investment Management, LLC	17,581	$814.0K	0.08%
Atom Investors LP	17,550	$812.6K	0.06%
FORA Capital, LLC	16,979	$786.1K	0.10%
Oxford Asset Management LLP	15,021	$695.5K	0.25%
Magnetar Financial LLC	13,946	$645.7K	0.01%
Natixis	13,840	$640.8K	0.00%
Gotham Asset Management, LLC	12,130	$561.6K	0.00%
AlphaGrep UK Ltd	11,809	$546.8K	0.18%
Canada Pension Plan Investment Board	9,500	$439.9K	0.00%
Brummer Multi-Strategy AB	8,741	$404.7K	2.45%
Scientech Research LLC	8,126	$376.2K	0.24%
Glenmede Trust Co NA	7,789	$360.6K	0.00%
LPL Financial LLC	7,720	$357.4K	0.00%
Integrated Wealth Concepts LLC	6,560	$303.7K	0.00%
Walleye Trading LLC	6,521	$301.9K	0.00%
EntryPoint Capital, LLC	5,766	$267.0K	0.10%
DLD Asset Management, LP	5,000	$231.5K	0.02%
Caxton Associates LLP	4,959	$229.6K	0.00%
HRT Financial LP	4,784	$221.0K	0.00%
MML Investors Services, LLC	4,757	$220.2K	0.00%
Shay Capital LLC	4,600	$213.0K	0.03%
Caitong International Asset Management Co., Ltd	822	$38.1K	0.01%
State of Wyoming	497	$23.0K	0.00%
Richardson Financial Services Inc.	436	$20.2K	0.01%
Pinnacle Wealth Planning Services, Inc.	104	$4.82K	0.00%
CIBC Private Wealth Group, LLC	62	$2.87K	0.00%
Keating Financial Advisory Services, Inc.	54	$2.50K	0.00%
Bellevue Asset Management, LLC	31	$1.44K	0.00%
Bare Financial Services, Inc	23	$1.06K	0.00%
Assetmark, Inc	19	$880	0.00%
Signaturefd, LLC	11	$509	0.00%
Ronald Blue Trust, Inc.	11	$509	0.00%
SJS Investment Consulting Inc.	5	$232	0.00%
Hughes Financial Services, LLC	3	$139	0.00%
Central Trust Co	2	$93	0.00%

Sold out (49)

Institutions that held Soleno Therapeutics Inc at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of SLNO in Q4 2025
Institution	Shares, Q3 2025	Value, Q3 2025
Adage Capital Partners GP, L.L.C.	1,401,576	$94.7M
Holocene Advisors, LP	997,069	$67.4M
Westfield Capital Management Co LP	899,157	$60.8M
Eventide Asset Management, LLC	467,435	$31.6M
Siren, L.L.C.	467,342	$31.6M
Samlyn Capital, LLC	466,175	$31.5M
Tri Locum Partners LP	450,585	$30.5M
TimesSquare Capital Management, LLC	377,566	$25.5M
Jennison Associates LLC	349,071	$23.6M
Allspring Global Investments Holdings, LLC	280,984	$16.9M
Affinity Asset Advisors, LLC	200,000	$13.5M
MPM Oncology Impact Management LP	150,000	$10.1M
HSBC Holdings PLC	123,951	$8.38M
CenterBook Partners LP	62,794	$4.24M
Lord, Abbett & Co. LLC	60,744	$4.11M
DAFNA Capital Management LLC	53,000	$3.58M
Tang Capital Management LLC	50,000	$3.38M
Exome Asset Management LLC	48,445	$3.27M
Algert Global LLC	41,040	$2.77M
Kennedy Capital Management, Inc.	39,472	$2.67M
Headlands Technologies LLC	26,303	$1.78M
Macquarie Group Ltd	26,004	$1.76M
Zimmer Partners, LP	24,600	$1.66M
Stonepine Capital Management, LLC	24,000	$1.62M
J. Goldman & Co LP	19,658	$1.33M
Blueshift Asset Management, LLC	14,106	$953.6K
Driehaus Capital Management LLC	13,101	$885.6K
Maplelane Capital, LLC	13,001	$878.9K
Harbor Capital Advisors, Inc.	8,800	$595.0K
Mariner, LLC	8,359	$565.1K
Dimensional Fund Advisors LP	8,102	$547.7K
Fieldview Capital Management, LLC	7,932	$536.2K
RWC Asset Management LLP	7,466	$504.7K
Fifth Lane Capital, LP	6,550	$442.8K
RMB Capital Management, LLC	4,794	$324.1K
PharVision Advisers, LLC	4,257	$287.8K
Capstone Investment Advisors, LLC	3,540	$239.3K
Brinker Capital Investments, LLC	3,466	$234.3K
Xponance, Inc.	3,259	$220.3K
Principal Financial Group Inc	3,197	$216.1K
Bessemer Group Inc	1,362	$92.0K
Quarry LP	695	$47.0K
Aster Capital Management (DIFC) Ltd	553	$37.4K
Clearstead Advisors, LLC	299	$20.2K
AdvisorNet Financial, Inc	123	$8.31K
Washington Trust Advisors, Inc.	33	$2.23K
Montag A & Associates Inc	9	$609
Principal Securities, Inc.	7	$473
Tortoise Investment Management, LLC	2	$135

Not filed for Q4 2025 yet (6)

Institutions that held Soleno Therapeutics Inc at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding SLNO in Q3 2025 that haven't filed for Q4 2025
Institution	Shares, Q3 2025	Value, Q3 2025
AXA Investment Managers S.A.	38,037	$2.57M
Wolverine Trading, LLC	12,311	$839.1K
Glenmede Investment Management, LP	6,448	$435.9K
CIBC Bancorp USA Inc.	4,452	$301.0K
Shell Asset Management Co	701	$47.0K
Eisler Capital Management Ltd.	303	$20.3K